Portable Oxygen Concentrator batteries/accessories

Black neoprene Inogen One G4 Carry Bag with mesh panels for ventilation, clear quick-view portal, and openings for power cord and oxygen outlet port.
OxLife Liberty Battery is lightweight, rechargeable battery and will last up to 4 hours on a pulse setting of 2 or 1.5 hours on a continuous setting of 1.5.
$314.99